Set a field to have no default value.

Parameters

$table: The table to be altered.

$field: The field to be altered.

Throws

DatabaseSchemaObjectDoesNotExistException If the specified table or field doesn't exist.

Overrides DatabaseSchema::fieldSetNoDefault

File

drupal-7.x/includes/database/mysql/schema.inc, line 377

Database schema code for MySQL database servers.

Class

DatabaseSchema_mysql

Code

public function fieldSetNoDefault($table, $field) {
  if (!$this->fieldExists($table, $field)) {
    throw new DatabaseSchemaObjectDoesNotExistException(t("Cannot remove default value of field %table.%field: field doesn't exist.", array('%table' => $table, '%field' => $field)));
  }

  $this->connection->query('ALTER TABLE {' . $table . '} ALTER COLUMN `' . $field . '` DROP DEFAULT');
}